XML 10 R1.htm IDEA: XBRL DOCUMENT v3.24.0.1
Cover Page - USD ($)
$ in Billions
 12 Months Ended
Dec. 31, 2023
Feb. 21, 2024
Jun. 30, 2023
Entity Information [Line Items]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2023    
Document Fiscal Year Focus 2023    
Document Fiscal Period Focus FY    
Entity Registrant Name IONQ, INC.    
Entity Central Index Key 0001824920    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Document Annual Report true    
Entity Incorporation, State or Country Code DE    
Entity File Number 001-39694    
Entity Tax Identification Number 85-2992192    
Entity Address, Address Line One 4505 Campus Drive    
Entity Address, City or Town College Park    
Entity Address, State or Province MD    
Entity Address, Postal Zip Code 20740    
City Area Code 301    
Local Phone Number 298-7997    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Shell Company false    
Entity Common Stock, Shares Outstanding   208,229,519  
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Public Float     $ 2.3
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Documents Incorporated by Reference [Text Block]

Certain information required in Item 10 through Item 14 of Part III of this Annual Report on Form 10-K is incorporated herein by reference to the Registrant’s definitive proxy statement for its 2024 Annual Meeting of Stockholders, which shall be filed with the Securities and Exchange Commission pursuant to Regulation 14A of the Securities Act of 1934, as amended.

   
Auditor Name Ernst & Young LLP    
Auditor Firm ID 42    
Auditor Location Tysons, Virginia    
Warrant [Member]      
Entity Information [Line Items]      
Trading Symbol IONQ WS    
Title of 12(b) Security Warrants, each exercisable for one share of common stock for $11.50 per share    
Security Exchange Name NYSE    
Common Stock [Member]      
Entity Information [Line Items]      
Trading Symbol IONQ    
Title of 12(b) Security Common Stock, $0.0001 par value per share    
Security Exchange Name NYSE